MHT CET Physics question
Two circular loops 'A' and 'B' of radii 'R' and 'NR' respectively are made from a uniform wire. Moment of inertia of 'B' about its axis is 3 times that of 'A' about its axis. The value of 'N' is [MHT-CET 2020, MHT-CET 2020]
Answer: (A)
Solution
, so and ; would give a ratio of 9
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